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Links and Resources

Patuxent Wildlife Research Center
The Center's website has a lot of information about their research programs in Biodiversity, Wetlands/Communities, Populations, Monitoring, Contaminants, Birds, and Amphibians and Reptiles. The site has North American distribution maps for birds, amphibians and endangered species, and links to many other important sites.

IUCN - World Conservation Union
More than 10,000 scientists and experts from more than 180 countries volunteer their services to IUCN. The main focus is on loss of species and ecosystem integrity. A big part of part their work is on the underlying political and economic causes of the loss of biodiversity. The site has links to almost every conservation outfit you want to know about.

Within the IUCN website the Redlist of threatened and endangered species has the most comprehensive information on the Web on the status of endangered birds, mammals and amphibians.

The Global Amphibian Assessment is another IUCN program. It has the most up-to-date information on the status of the world's amphibians sorted by taxonomic groups and by regions.

The NASA Earth Observatory site has an extensive archive of images and data that enable you to see the global distribution of many environmental parameters such as ozone, vegetation cover, forest fires, sea surface temperatures, and many others. You can select measurements from the dataset to make a Quicktime movie of how a parameter of interest changes from month to month or year to year.